beautiful live picture at 5:46 in the morning from the top of our building here at 30 rock in new york city. boy, was it hot yesterday for a lot of you. let's get a check on weather from nbc meteorologist bill karins. bill, a little relief today? >> yeah. it was a good chance yesterday was the hottest day of the summer and it will stay that way. good morning, everyone. we are starting off with temperatures a little cooler. remember yesterday at this time? in louisville, it was 102 heat index. the humidity levels have dropped for the ohio valley, st. louis, by d.c. and philadelphia, it's not as humid. is that knot the case in the south. we're still going to see the oppressive heat, though. oklahoma through arkansas, louisiana, mississippi, georgia and right up through the carolinas. that's for today. it's a little bit still dangerous.